Add new functions to handling running components

Add new functions to handling running components

Adds:
 - aul_comp_context_create()
 - aul_comp_context_create_usr()
 - aul_comp_context_destroy()
 - aul_comp_context_clone()
 - aul_comp_context_is_running()
 - aul_comp_context_resume()
 - aul_comp_context_pause()
 - aul_comp_context_terminate_bg_comp()
 - aul_comp_context_terminate()

Requires:
 - https://review.tizen.org/gerrit/#/c/platform/core/appfw/aul-1/+/204260/
 - https://review.tizen.org/gerrit/#/c/platform/core/appfw/amd/+/204266/

Change-Id: I6bdec5c297cb36e3044470525c028bc58bc943d5
Signed-off-by: Hwankyu Jhun <h.jhun@samsung.com>